mydoom | 729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a

General

Target

729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe
Size

29KB
MD5

4a21032ed45270ae7e5b9f19f6b63e57
SHA1

3214ce752ffae1f504bd61f1e7f61a6fa80d042c
SHA256

729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a
SHA512

1cd4d54ebfb1859662f888b1be628d85da7efb05a39a50744deec8772ae70f38d82d60bbf6cb41287bcd79dfcc35b4273fc4724d243d34721a77226a3ce4eadc
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/E:AEwVs+0jNDY1qi/qc

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 4 IoCs

resource	yara_rule
behavioral2/memory/1456-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1456-49-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1456-97-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1456-145-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
540	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 20 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1456-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x0008000000023c71-4.dat	upx
behavioral2/memory/540-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1456-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/540-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1456-49-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0003000000000705-55.dat	upx
behavioral2/memory/1456-97-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-98-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1456-145-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/540-159-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe
File opened for modification	C:\Windows\java.exe	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe
File created	C:\Windows\java.exe	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 540	1456	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe	83
PID 1456 wrote to memory of 540	1456	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe	83
PID 1456 wrote to memory of 540	1456	729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe	83

C:\Users\Admin\AppData\Local\Temp\729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe
"C:\Users\Admin\AppData\Local\Temp\729f3226a82df39cf90b55fb9be5258b2eb69912a2e4d0e9b4a5a11628ecc17a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9IEW0KLU\search[2].htm

Filesize
25B

MD5
8ba61a16b71609a08bfa35bc213fce49

SHA1
8374dddcc6b2ede14b0ea00a5870a11b57ced33f

SHA256
6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

SHA512
5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1D62.tmp

Filesize
29KB

MD5
434d59afeb28af2501cfc28b33a19cba

SHA1
0e3e08ea472d71038bc3b770f1b4130ae0824e3d

SHA256
89db6f255191ec6f5c7eedfe285727f1b69468d4a562ca1d47707cc00e061502

SHA512
793a77c58183582d26171b65b70ce37b8179897c204627fe743f368eec8af0b227e3a4b3eca4dd747f62d2ab96c7a392fe70daf935954c75a2343708024c52b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
320B

MD5
81a2df84c0b7309096f356e75f664972

SHA1
944cfccc3f3693ab651e88e96fb9fd0d3170f225

SHA256
8190c7898223864a75dc0eda317dd6fb729a9e12de11be554b89c990f23d2e9d

SHA512
fb255e2a8e8271b221f73adae7d24ecea4ffeb4ae556303ba609723fcb93af383cb0c5a515ef996fb2e86042bfd2d81e1d22b964ff257d8d94f8179af22831e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
320B

MD5
19fd6ec3ca44500ea229392fd617b510

SHA1
e611a50c74d8baba4fe0ced5cd4edfea8f026df2

SHA256
dd2843e9f81173bb2d56a6da1c6b06762e43e2be43acefc3a69ddbee2f339f45

SHA512
801ab6ea487e19c6e39e76d99b82c46399fda6da4e014942a2e85437f874af25aa3ac38c99375725a9fedbb08cae294816ee049efc29f0cadbc89d9da0455bd9

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/540-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-159-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/540-98-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1456-97-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1456-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1456-145-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1456-49-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1456-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads